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Benchmark 1239-005 Manual

20v max brushless 1/2" hammer drill
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20V MAX BRUSHLESS
1/2" HAMMER DRILL
5 Year Limited Warranty
3 Year Limited Warranty on Battery and Charger
3042597
JD6286C20
WEAR CSA APPROVED
EYE PROTECTION
READ ALL INSTRUCTIONS BEFORE FIRST USE.
KEEP THIS MANUAL FOR FUTURE REFERENCE.
KEEP AWAY FROM CHILDREN.
Maximum initial battery voltage (measured without a load)
is 20 volts. Normal voltage is 18 volts.
WEAR EAR
PROTECTION
WEAR A
FACE MASK

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Marilyn Furlong
April 22, 2025

Flashing red battery charger

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1 comments:
Mr. Anderson
May 11, 2025

A flashing red light on the Benchmark 1239-005 battery charger indicates that the battery is being charged.

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Summary of Contents for Benchmark 1239-005

  • Page 1 20V MAX BRUSHLESS 1/2" HAMMER DRILL 5 Year Limited Warranty 3 Year Limited Warranty on Battery and Charger READ ALL INSTRUCTIONS BEFORE FIRST USE. KEEP THIS MANUAL FOR FUTURE REFERENCE. KEEP AWAY FROM CHILDREN. 3042597 Maximum initial battery voltage (measured without a load) JD6286C20 is 20 volts.

  • Page 2: Product Specifications

    PRODUCT SPECIFICATIONS HAMMER DRILL Variable chuck speed 0–600 RPM / 0–2,000 RPM (no load) Variable hammer speeds 0-7,920/0-29,700 BPM Torque clutch positions 20 + drill mode + hammer mode Keyless chuck ½" keyless metal Max torque 450 in/lbs. Max drilling capacity in wood 1”...

  • Page 3: Table Of Contents

    1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL TABLE OF CONTENTS Product Specifications ................... 1 Table of Contents ................... 2 General Safety Warnings ................3 General Safety Rules ..................4 Specific Safety Rules For 20v 2vsr Hammer Drill ..........7 Symbols ....................... 10 Know your Cordless 20v 2vsr Hammer Drill ..........

  • Page 4: General Safety Warnings

    GENERAL SAFETY WARNINGS WARNING: Before using this tool or any of its accessories, read this manual and follow all Safety Rules and Operating Instructions. The important precautions, safeguards and instructions appearing in this manual are not meant to cover all possible situations. It must be understood that common sense and caution are factors which cannot be built into the product.

  • Page 5: General Safety Rules

    1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL GENERAL SAFETY RULES WARNING: Read all safety warnings and all instructions. Failure to follow the warnings and instructions may result in electric shock, fire and/or serious injury. Save all warnings and instructions for future reference.
  • Page 6 Remove any adjusting key or wrench before turning the power tool on. A wrench or a key left attached to a rotating part of the power tool may result in personal injury. Do not overreach. Keep proper footing and balance at all times. This enables better control of the power tool in unexpected situations.
  • Page 7 1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL BATTERY TOOL USE AND CARE Recharge only with the charger specified by the manufacturer. A charger that is suitable for one type of battery pack may create a risk of fire when used with another battery pack.

  • Page 8: Specific Safety Rules For 20V 2Vsr Hammer Drill

    SPECIFIC SAFETY RULES WARNING: Know your cordless hammer drill. Do not plug in the charger or install the battery in the tool until you have read and understand this Instruction Manual. Learn the tool’s applications and limitations, as well as the specific potential hazards related to this tool.
  • Page 9 1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL BATTERY & CHARGER SAFETY WARNING: Only use the charger supplied with this kit to charge the 20V Li-ion batteries for this tool. Charging any other batteries may damage the charger and possibly cause serious injury.
  • Page 10 BATTERY PACK RECYCLING To preserve our natural resources, please recycle or dispose of batteries properly. The batteries charged by this charger may contain chemicals and metals that are harmful to the environment. Never dispose of rechargeable batteries in your normal household garbage or in landfill sites as they will add to the pollution of the environment.

  • Page 11: Symbols

    1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL SYMBOLS WARNING: Some of the following symbols may appear on the drill. Study these symbols and learn their meaning. Proper interpretation of these symbols will allow Three-phase alternating Volts current with neutral Amperes...

  • Page 12: Know Your Cordless 20V 2Vsr Hammer Drill

    KNOW YOUR BENCHMARK 20V MAX BRUSHLESS 2VSR HAMMER DRILL Torque clutch Two speed gear box switch Keyless chuck LED Work light Forward / reverse switch Trigger switch Bits on board Battery 5350-011 Battery Charger 5350-010 Air vents Red LED Green LED...

  • Page 13: Assembly And Operating

    1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL ASSEMBLY AND OPERATING CHECKING THE BATTERY CHARGER STATUS The level of charge remaining in the battery can be checked by using the battery LED power indicator that is contained on the end of the battery.
  • Page 14 NOTES: 1. When the charger is plugged into the wall receptacle and NO battery is on the charger, the green indicator light (5) will turn ON indicating the charger is “live”. 2. When a discharged battery is installed on the charger, the green indicator light will turn OFF and the red indicator light (6) will turn ON.
  • Page 15 1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL WARNING: Do not immerse the battery pack in water. Sudden cooling could cause a hot battery to explode or leak. Fig.3 ADJUSTING THE TORQUE “hammer drilling”. The proper setting depends upon the type of material, the size of screw being used, and the function required.
  • Page 16 Fig. 4 Fig. 5 VARIABLE-SPEED TRIGGER SWITCH This drill is equipped with a variable-speed ON/OFF trigger switch. 1. To start drill, gently squeeze the trigger switch (2) (Fig. 6). NOTE: The drill will turn at its slowest speed when the trigger switch is depressed slightly.
  • Page 17 1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL NOTES: a) Use low-speed setting for drilling large holes and for driving screws. b) Use high-speed setting for drilling smaller holes. c) Do NOT change the speed-control switch position while drill is turned ON.
  • Page 18 Fig. 10 REMOVING BITS 1. To open the keyless drill chuck, grasp and hold the chuck body and rotate it in a counterclockwise direction until the chuck jaws open wide enough to release the bit. 2. Remove the drill bit. WARNING: For safety reasons, the operator must read the sections of this Owner’s Manual entitled "GENERAL SAFETY WARNINGS", "POWER TOOL SAFETY", "SPECIFIC SAFETY RULES", "BATTERY &...
  • Page 19 1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL 5. Move the drill bit into the workpiece applying only enough pressure to keep the bit cutting. Do not force the drill bit or apply sideways pressure to elongate the hole. Fig. 11 WARNING: Be prepared for binding and bit breakthrough.
  • Page 20 REMOVING THE CHUCK 1. Remove the battery pack from the drill. 2. Insert a 5/16” (8 mm) or larger hex key (1) into the chuck (2) and tighten the chuck jaws securely (Fig. 12). Make sure each of the chuck jaws (3) is seated on the flat surfaces of the hex key.
  • Page 21 1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL 3. Tap the hex key sharply with a mallet (4) in a CLOCKWISE direction. This action will loosen the screw in the chuck for easy removal. 4. Open the chuck jaws and remove the hex key.

  • Page 22: Maintenance

    MAINTENANCE GENERAL WARNING: When servicing, use only identical replacement parts. The use of any other part may create a hazard or cause product damage. DO NOT use solvents when cleaning plastic parts. Plastics are susceptible to damage from various types of commercial solvents and may be damaged by their use.

  • Page 23: Exploded View

    1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL EXPLODED VIEW...

  • Page 24: Parts List

    PARTS LIST WARNING: When servicing, use only original equipment replacement parts. The use of any other parts may create a safety hazard or cause damage to the drill. Any attempt to repair or replace electrical parts on this drill may create a safety hazard unless repairs are performed by a qualified technician.
  • Page 25 1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL Key # Part # Part Name Quantity 2010090077 Gearing ring 2010010122 Planetary gear 2030020023 Washer 3150080024 H/L speed switch box 4030010003 Tapping screw 2010090076 Moveable ring gear 1170070093 Planetary carrier 2010010120 Planetary gear...

  • Page 26: Warranty

    WARRANTY BENCHMARK WARRANTY FOR 20V 2VSR MAX DRILL If this Benchmark tool fails due to a defect in material or workmanship within five years from the date of purchase, return it to any Home Hardware store with the original bill of sale for exchange. Three year warranty for the battery and charger.
  • Page 27 1239-005 20V MAX BRUSHLESS 1/2" HAMMER DRILL...
  • Page 28 20V MAX BRUSHLESS 1/2" HAMMER DRILL 5 Year Limited Warranty 3 Year Limited Warranty on Battery and Charger 1239-005 BENCHMARK TOOLS CANADA Made in China ST. JACOBS, ONTARIO N0B 2N0 © 01 / 2021 Home Hardware Stores Limited CUSTOMER SERVICE/TECH SUPPORT...

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